	var ft = 0,sd = 0;
			function jiaMi(a,b,c,d){
				a = (a + 5)%10;
				b = (b + 5)%10;
				c = (c + 5)%10;
				d = (d + 5)%10;
                
				ft = a;
				a = d;
				d = ft;
				sd = b;
				b = c;
				c = sd;
				console.log(a,b,c,d);
			}
			console.log(jiaMi(8,8,4,7));
